Stomp Out Stroke: Get free health screenings, watch an ice sculptor, eat lunch and learn about the brain at the Stomp Out Stroke! Festival of Life 10 a.m.-3 p.m. Saturday at Discovery Green, 1500 McKinney. The event will be hosted by the University of Texas Health Science Center's stroke team. It's free and open to the public. The first 500 people to register get a free lunch; strokefestival.org/contact.html.

Free immunizations: The Children's Museum of Houston and Houston Department of Health and Human Services will offer free immunizations 5-7 p.m. Thursday to children younger than 18 who are covered by Medicaid, CHIP or who are uninsured. Vaccines include hepatitis A and B, meningitis, PCV 13, Dtap, Tdap (tetanus), HPV, polio and rotavirus. Parents must bring children's insurance records.